pyside-lupdate --VERSION (return code: 0)
pyside-lupdate warning: File '--VERSION' does not look like a project file
pyside-lupdate (return code: 1)
Usage:
pyside-lupdate [options] project-file
pyside-lupdate [options] source-files -ts ts-files
Options:
-help Display this information and exit
-noobsolete
Drop all obsolete strings
-verbose
Explain what is being done
-version
Display the version of pyside-lupdate and exit